Well i think you should add faucethub because faucetsystem does not seem very trustful and is hard to understand how it works...
Faucetsystem and Faucethub are both supported. You can see how in the PTP API section on the site.
I have been having trouble finding people to sell me bitcoin and wesellcrypto has been out of stock.
When I find another reliable source of bitcoin, my sites will return to full operation. I have the funding, just not the supply.